An insecure random number generation vulnerability in BlaB! AX, BlaB! AX Pro, BlaB! WS…
Priority MEDIUM 40CWE-330Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
An insecure random number generation vulnerability in BlaB! AX, BlaB! AX Pro, BlaB! WS (client), and BlaB! WS Pro (client) version 19.11 allows an attacker (with a guest or user session cookie) to escalate privileges by retrieving the cookie salt value and creating a valid session cookie for an arbitrary user or admin.
Why it matters now
EPSS 0.01036 64th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:justblab:blab\!_ax:19.11:*:*:*:*:*:*:* | 19.11 | Vulnerable | Justblab |
| cpe:2.3:a:justblab:blab\!_ax_pro:19.11:*:*:*:*:*:*:* | 19.11 | Vulnerable | Justblab |
| cpe:2.3:a:justblab:blab\!_ws:19.11:*:*:*:*:*:*:* | 19.11 | Vulnerable | Justblab |
| cpe:2.3:a:justblab:blab\!_ws_pro:19.11:*:*:*:*:*:*:* | 19.11 | Vulnerable | Justblab |
- cpe:2.3:a:justblab:blab\!_ax:19.11:*:*:*:*:*:*:* Versions 19.11 Vulnerable ·Justblab
- cpe:2.3:a:justblab:blab\!_ax_pro:19.11:*:*:*:*:*:*:* Versions 19.11 Vulnerable ·Justblab
- cpe:2.3:a:justblab:blab\!_ws:19.11:*:*:*:*:*:*:* Versions 19.11 Vulnerable ·Justblab
- cpe:2.3:a:justblab:blab\!_ws_pro:19.11:*:*:*:*:*:*:* Versions 19.11 Vulnerable ·Justblab
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2020-9449
- 2026-10-03 Alias added: GHSA-rg8v-rp2w-69v6
References
Advisory 1
Sources
- CVE-2020-9449 · CVE Program
- CVE-2020-9449 · NVD
- FIRST EPSS
- GHSA-rg8v-rp2w-69v6 · GitHub Advisory Database · CC BY 4.0
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